*{margin: 0;padding: 0;list-style: none;}


.main {padding: 30px 100px;}
.main h1{font-size:36px; color:#333; text-align:left;margin-bottom:30px; border-bottom: 1px solid #eee;}

.helps{margin-top:40px;}
.helps pre{
  padding:20px;
  margin:10px 0;
  border:solid 1px #e7e1cd;
  background-color: #fffdef;
  overflow: auto;
}

.icon_lists .icon{
  font-size: 32px;
  float:left;
  line-height: 60px;
  color:#fff;
  margin:0 5px 0 15px;
  -webkit-transition: font-size 0.25s ease-out 0s;
  -moz-transition: font-size 0.25s ease-out 0s;
  transition: font-size 0.25s ease-out 0s;
  cursor:pointer;
}

.icon_lists .icon_index{
  font-size:48px;
  float:left;
  line-height: 60px;
  color:#e1797a;
  margin-left:20px;
  -webkit-transition: font-size 0.25s ease-out 0s;
  -moz-transition: font-size 0.25s ease-out 0s;
  transition: font-size 0.25s ease-out 0s;

}
